Mercurial > trustbridge > nss-cmake-static

annotate nspr/pr/src/memory/prshm.c @ 4:b513267f632f tip

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Build DBM module
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 Aug 2014 18:58:03 +0200
parents 1e5118fa0cb1
children
rev   line source
0
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2 /* This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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5
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6 /*
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7 ** prshm.c -- NSPR Named Shared Memory
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8 **
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9 ** lth. Jul-1999.
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10 */
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11 #include <string.h>
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12 #include "primpl.h"
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13
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14 extern PRLogModuleInfo *_pr_shm_lm;
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15
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16
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17 #if defined PR_HAVE_SYSV_NAMED_SHARED_MEMORY
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18 /* SysV implementation is in pr/src/md/unix/uxshm.c */
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19 #elif defined PR_HAVE_POSIX_NAMED_SHARED_MEMORY
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20 /* Posix implementation is in pr/src/md/unix/uxshm.c */
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21 #elif defined PR_HAVE_WIN32_NAMED_SHARED_MEMORY
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22 /* Win32 implementation is in pr/src/md/windows/w32shm.c */
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23 #else
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24 /*
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25 ** there is no named_shared_memory
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26 */
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27 extern PRSharedMemory* _MD_OpenSharedMemory( const char *name, PRSize size, PRIntn flags, PRIntn mode )
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28 {
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29 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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30 return NULL;
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31 }
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32
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33 extern void * _MD_AttachSharedMemory( PRSharedMemory *shm, PRIntn flags )
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34 {
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35 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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36 return NULL;
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37 }
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38
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39 extern PRStatus _MD_DetachSharedMemory( PRSharedMemory *shm, void *addr )
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40 {
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41 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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42 return PR_FAILURE;
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43 }
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44
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45 extern PRStatus _MD_CloseSharedMemory( PRSharedMemory *shm )
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46 {
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47 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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48 return PR_FAILURE;
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49 }
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50
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51 extern PRStatus _MD_DeleteSharedMemory( const char *name )
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52 {
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53 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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54 return PR_FAILURE;
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55 }
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56 #endif /* HAVE_SYSV_NAMED_SHARED_MEMORY */
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57
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58 /*
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59 ** FUNCTION: PR_OpenSharedMemory()
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60 **
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61 */
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62 PR_IMPLEMENT( PRSharedMemory * )
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63 PR_OpenSharedMemory(
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64 const char *name,
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65 PRSize size,
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66 PRIntn flags,
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67 PRIntn mode
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68 )
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69 {
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70 if (!_pr_initialized) _PR_ImplicitInitialization();
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71 return( _PR_MD_OPEN_SHARED_MEMORY( name, size, flags, mode ));
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72 } /* end PR_OpenSharedMemory() */
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73
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74 /*
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75 ** FUNCTION: PR_AttachSharedMemory()
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76 **
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77 */
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78 PR_IMPLEMENT( void * )
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79 PR_AttachSharedMemory(
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80 PRSharedMemory *shm,
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81 PRIntn flags
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82 )
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83 {
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84 return( _PR_MD_ATTACH_SHARED_MEMORY( shm, flags ));
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85 } /* end PR_AttachSharedMemory() */
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86
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87 /*
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88 ** FUNCTION: PR_DetachSharedMemory()
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89 **
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90 */
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91 PR_IMPLEMENT( PRStatus )
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92 PR_DetachSharedMemory(
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93 PRSharedMemory *shm,
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94 void *addr
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95 )
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96 {
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97 return( _PR_MD_DETACH_SHARED_MEMORY( shm, addr ));
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98 } /* end PR_DetachSharedMemory() */
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99
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100 /*
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101 ** FUNCTION: PR_CloseSharedMemory()
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102 **
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103 */
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104 PR_IMPLEMENT( PRStatus )
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105 PR_CloseSharedMemory(
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106 PRSharedMemory *shm
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107 )
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108 {
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109 return( _PR_MD_CLOSE_SHARED_MEMORY( shm ));
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110 } /* end PR_CloseSharedMemory() */
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111
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112 /*
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113 ** FUNCTION: PR_DeleteSharedMemory()
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114 **
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115 */
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116 PR_EXTERN( PRStatus )
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117 PR_DeleteSharedMemory(
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118 const char *name
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119 )
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120 {
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121 if (!_pr_initialized) _PR_ImplicitInitialization();
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122 return(_PR_MD_DELETE_SHARED_MEMORY( name ));
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123 } /* end PR_DestroySharedMemory() */
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124 /* end prshm.c */
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